PT-2021-18136 · 3S Smart Software Solutions · Codesys Development System

Published 2021-05-03 · Updated 2021-05-07 · CVE-2021-29239

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: CODESYS Development System 3 versions prior to 3.5.17.0

Description: The issue allows malicious documents or files embedded in libraries to be displayed or executed without first checking their validity.

Recommendations: For versions prior to 3.5.17.0, update to version 3.5.17.0 or later to resolve the issue.

Fix

Insufficient Verification of Data Authenticity

Weakness Enumeration

CWE-345

Related Identifiers

CVE-2021-29239

Affected Products

Codesys Development System

References · 6

• https://customers.codesys.com/index.php · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-29239 · Vendor Advisory
• https://codesys.com/security/security-reports.html · Vendor Advisory
• https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14639&token=fa836f8bd4a2184aa9323a639ca9f2aaf1538412&download= · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-29239 · Security Note
• https://t.me/cvenotify/14257 · Telegram Post